继承

#include<string>  
#include <iostream>  
using namespace std;  
class Teacher  
{  
public:  
    Teacher(string nam,int a,char s,string tit,string ad,string t);  
    void display();  
protected:  
    string name;  
    int age;  
    char sex;  
    string title;  
    string addr;  
    string tel;  
};  
  
Teacher::Teacher(string nam,int a,char s,string tit,string ad,string t):  
    name(nam),age(a),sex(s),title(tit),addr(ad),tel(t) { }  
  
void Teacher::display()  
{  
    cout<<"name:"<<name<<endl;  
    cout<<"age"<<age<<endl;  
    cout<<"sex:"<<sex<<endl;  
    cout<<"title:"<<title<<endl;  
    cout<<"address:"<<addr<<endl;  
    cout<<"tel:"<<tel<<endl;  
}  
  
class Cadre  
{  
public:  
    Cadre(string nam,int a,char s,string p,string ad,string t);  
    void display();  
protected:  
    string name;  
    int age;  
    char sex;  
    string post;  
    string addr;  
    string tel;  
};  
  
Cadre::Cadre(string nam,int a,char s,string p,string ad,string t):  
    name(nam),age(a),sex(s),post(p),addr(ad),tel(t) {}  
  
void Cadre::display()  
{  
    cout<<"name:"<<name<<endl;  
    cout<<"age:"<<age<<endl;  
    cout<<"sex:"<<sex<<endl;  
    cout<<"post:"<<post<<endl;  
    cout<<"address:"<<addr<<endl;  
    cout<<"tel:"<<tel<<endl;  
}  
  
class Teacher_Cadre:public Teacher,public Cadre  
{  
public:  
    Teacher_Cadre(string nam,int a,char s,string tit,string p,string ad,string t,float w);  
    void show( );  
private:  
    float wage;  
};  
  
Teacher_Cadre::Teacher_Cadre(string nam,int a,char s,string t,string p,string ad,string tel,float w):  
    Teacher(nam,a,s,t,ad,tel),Cadre(nam,a,s,p,ad,tel),wage(w) {}  
  
void Teacher_Cadre::show( )  
{  
    Teacher::display();A  
    cout<<"post:"<<Cadre::post<<endl;  
    cout<<"wages:"<<wage<<endl;  
}  
  
int main( )  
{  
    Teacher_Cadre te_ca("Wang-li",50,'f',"prof.","president","135 Beijing Road,Shanghai","(021)61234567",1534.5);  
    te_ca.show( );  
    return 0;  
}